Abdollahi-Alibeik M, Moaddeli A, Masoomi K. BF3 bonded nano Fe3O4 (BF3/MNPs): an efficient magnetically recyclable catalyst for the synthesis of 1,4-dihydropyrano[2,3-c]pyrazole derivatives.
RSC Adv 2015. [DOI:
10.1039/c5ra11343a]
[Citation(s) in RCA: 19] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022] Open
Abstract
1,4-Dihydropyrano[2,3-c]pyrazole derivatives were efficiently synthesized in a simple one-pot three-component reaction of various aldehydes with malononitrile and a 2-pyrazoline-5-one in the presence of BF3/MNPs as a novel nanostructured, heterogeneous and reusable catalyst.
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